Update index.md

[zhmq0124v]

Please use the latest Multi-Target Application Model link

Before submitting a pull request, please ensure the following:

Description

Please explain the changes you made.

Add a link to the design (if applicable).

Checklist

• Code compiles correctly
• Relevant tests were added (unit / contract / integration)
• Relevant logs were added
• Formatting and linting run locally successfully
• All tests pass
• UA review
• Design is documented
• Extended the README / documentation, if necessary
• Open source is approved

[CLAassistant]

Thank you for your submission! We really appreciate it. Like many open source projects, we ask that you all sign our Contributor License Agreement before we can accept your contribution.
1 out of 2 committers have signed the CLA.

✅ jerome-benoit
❌ zhmq0124v
_{You have signed the CLA already but the status is still pending? Let us recheck it.}